diff options
Diffstat (limited to 'extras/apps/src/socket_echo_client.c')
| -rw-r--r-- | extras/apps/src/socket_echo_client.c | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/extras/apps/src/socket_echo_client.c b/extras/apps/src/socket_echo_client.c new file mode 100644 index 00000000000..4469b03d4c2 --- /dev/null +++ b/extras/apps/src/socket_echo_client.c @@ -0,0 +1,181 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <stdio.h> +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <netdb.h> +#include <vppinfra/format.h> +#include <sys/time.h> + +int +main (int argc, char *argv[]) +{ + int sockfd, portno, n; + struct sockaddr_in serv_addr; + struct hostent *server; + u8 *rx_buffer = 0, *tx_buffer = 0, no_echo = 0, test_bytes = 0; + u32 offset; + long bytes = 1 << 20, to_send; + int i; + struct timeval start, end; + double deltat; + + if (argc >= 3) + { + portno = atoi (argv[2]); + server = gethostbyname (argv[1]); + if (server == NULL) + { + clib_unix_warning ("gethostbyname"); + exit (1); + } + + argc -= 3; + argv += 3; + + if (argc) + { + bytes = ((long) atoi (argv[0])) << 20; + argc--; + argv++; + } + if (argc) + { + no_echo = atoi (argv[0]); + argc--; + argv++; + } + if (argc) + { + test_bytes = atoi (argv[0]); + argc--; + argv++; + } + } + else + { + portno = 1234; // atoi(argv[2]); + server = gethostbyname ("6.0.1.1" /* argv[1] */ ); + if (server == NULL) + { + clib_unix_warning ("gethostbyname"); + exit (1); + } + } + + to_send = bytes; + sockfd = socket (AF_INET, SOCK_STREAM, 0); + if (sockfd < 0) + { + clib_unix_error ("socket"); + exit (1); + } + + bzero ((char *) &serv_addr, sizeof (serv_addr)); + serv_addr.sin_family = AF_INET; + bcopy ((char *) server->h_addr, + (char *) &serv_addr.sin_addr.s_addr, server->h_length); + serv_addr.sin_port = htons (portno); + if (connect (sockfd, (const void *) &serv_addr, sizeof (serv_addr)) < 0) + { + clib_unix_warning ("connect"); + exit (1); + } + + vec_validate (rx_buffer, 128 << 10); + vec_validate (tx_buffer, 128 << 10); + + for (i = 0; i < vec_len (tx_buffer); i++) + tx_buffer[i] = (i + 1) % 0xff; + + /* + * Send one packet to warm up the RX pipeline + */ + n = send (sockfd, tx_buffer, vec_len (tx_buffer), 0 /* flags */ ); + if (n != vec_len (tx_buffer)) + { + clib_unix_warning ("write"); + exit (0); + } + + gettimeofday (&start, NULL); + while (bytes > 0) + { + /* + * TX + */ + n = send (sockfd, tx_buffer, vec_len (tx_buffer), 0 /* flags */ ); + if (n != vec_len (tx_buffer)) + { + clib_unix_warning ("write"); + exit (0); + } + bytes -= n; + + if (no_echo) + continue; + + /* + * RX + */ + + offset = 0; + do + { + n = recv (sockfd, rx_buffer + offset, + vec_len (rx_buffer) - offset, 0 /* flags */ ); + if (n < 0) + { + clib_unix_warning ("read"); + exit (0); + } + offset += n; + } + while (offset < vec_len (rx_buffer)); + + if (test_bytes) + { + for (i = 0; i < vec_len (rx_buffer); i++) + { + if (rx_buffer[i] != tx_buffer[i]) + { + clib_warning ("[%d] read 0x%x not 0x%x", rx_buffer[i], + tx_buffer[i]); + exit (1); + } + } + } + } + close (sockfd); + gettimeofday (&end, NULL); + + deltat = (end.tv_sec - start.tv_sec); + deltat += (end.tv_usec - start.tv_usec) / 1000000.0; // us to ms + clib_warning ("Finished in %.6f", deltat); + clib_warning ("%.4f Gbit/second %s", (((f64) to_send * 8.0) / deltat / 1e9), + no_echo ? "half" : "full"); + return 0; +} + + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |